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opensbi/firmware
Anup Patel e71a7c10a9 firmware: Remove redundant add instruction from trap restore path
The "add sp, a0, zero" instruction in the trap restore path is redundant
and can be avoided if TRAP_RESTORE_xyz() assembly macros use a0 as the
base register instead of sp.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Xiang W <wxjstz@126.com>
2021-04-05 15:39:28 +05:30
..